private bool Session_DataReceived(TcpSession session, byte[] data)
{
BlinkLED(HWConfig.LEDNetwork);
NetworkMessageReceiver nmr = session.Tag as NetworkMessageReceiver;
NetworkMessage[] msgs = nmr.Process(data);
if (msgs != null)
foreach (NetworkMessage msg in msgs)
{
NetworkMessage response = ProcessNetworkMessage(msg);
if (response != null)
{
session.Send(WSDataFrame.WrapString(response.PackToString(nmr.MessageFormat)));
BlinkLED(HWConfig.LEDNetwork);
}
}
return false; // don't disconnect
}
private bool tcpServer_SessionReceived(TcpSession session, byte[] data)
{
if (!session.IsHandshaked)
{
// from tablet:
/*
GET /Typhoon HTTP/1.1
Upgrade: WebSocket
Connection: Upgrade
Host: 192.168.0.102:2013
Origin: http://192.168.0.102:81
Sec-Websocket-Key: +d6dlnAp7rrQ3otS7Zvi7g==
Sec-WebSocket-Version: 13
+d6dlnAp7rrQ3otS7Zvi7g==: websocket
+d6dlnAp7rrQ3otS7Zvi7g==: Upgrade
*/
// from local:
/*
GET /Typhoon HTTP/1.1
Upgrade: WebSocket
Connection: Upgrade
Host: localhost:2013
Origin: http://localhost:81
Sec-Websocket-Key: K92AZtSFpS+9OgiwcPMheg==
Sec-WebSocket-Version: 13
K92AZtSFpS+9OgiwcPMheg==: websocket
K92AZtSFpS+9OgiwcPMheg==: x-webkit-deflate-frame
K92AZtSFpS+9OgiwcPMheg==: Upgrade
*/
// location: ws://localhost:2013
// origin: "http://localhost:81"
WSClientHandshake chs = WSClientHandshake.FromBytes(data);
//if (chs.IsValid && "ws://" + chs.Host == location && chs.Origin == origin)
//if (chs.IsValid && "ws://" + chs.Host == location)
if (chs.IsValid)
{
WSServerHandshake shs = new WSServerHandshake(chs.Key);
string stringShake = shs.ToString();
byte[] byteResponse = Encoding.UTF8.GetBytes(stringShake);
session.Send(byteResponse);
session.IsHandshaked = true;
// for debug:
//client.Send(WebSocketDataFrame.WrapString("Hello from server!!!"));
return false;
}
else
return true; // disconnect client
}
else
{
WSDataFrame frame = new WSDataFrame(data);
byte[] payload = null;
if (frame.IsValid() && frame.FIN)
payload = frame.GetPayload();
// for debug:
//string s = new string(Encoding.UTF8.GetChars(payload));
//string b = "";
//b += s;
return SessionDataReceived != null ? SessionDataReceived(session, payload) : false;
}
}
